This is a new 50 Ton Hydraulic Cylinder. Specification: Material: tool steel Tonnage: 50T Compression area: 78.5cm² Diameter:120mm Stroke:100mm Oil consumption: 635cc Height: 175mm Weight: 12KG Features: 1. Lightweight design for small workspace 2. Chromium plated surface of piston, prolonging the service life of piston 3. Plunger has the function to retracting automatically Package Included: 1× Hydraulic Cylinder Note: In order to operate correctly, all oil cylinders need to be connected with solid and flat surfaces. For example, using thin oil cylinders in sandy soil or loose surfaces will cause damage to the oil cylinders. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. 50 Ton 635CC 4 Stroke Hydraulic Cylinder Acting Ram Jack Single Hollow Yellow. 50-Ton Telescopic Hydraulic Cylinder Jack Localfast Safe 4inch(100mm) Stroke Ram. This is a new 50Ton Hydraulic Cylinder Jack. Lightweight design for small workspace. Chromium plated surface of piston, prolonging the service life of piston. Plunger has the function to retracting automatically. In order to operate correctly, all oil cylinders need to be connected with solid and flat surfaces. The joint of this product is a ZG-3/8 19 tooth British taper thread. Good Quality Guarantee, Long Service Life?? Easy installation, Good Performance.